MIRUM PHARMACEUTICALS INC

Ticker: MIRM CUSIP: 604749101 Class: Common Stock

WILLIAM BLAIR INVESTMENT MANAGEMENT, LLC's Holding History (CIK: 0001644956)

Note: Option positions (PUT/CALL) are excluded.

Q4 2025

Shares 336,701 Value ($000) $26,596 Avg Close $71.78 Range $63.23 - $82.58

Q3 2025

Shares 313,259 Value ($000) $22,965 Avg Close $63.57 Range $47.89 - $78.09

Q2 2024

Shares 677,939 Value ($000) $23,179 Avg Close $26.22 Range $23.14 - $35.42

Q1 2024

Shares 627,272 Value ($000) $15,757 Avg Close $27.49 Range $24.70 - $30.29

Q4 2023

Shares 621,778 Value ($000) $18,355 Avg Close $30.26 Range $26.76 - $35.56

Q3 2023

Shares 533,693 Value ($000) $16,865 Avg Close $27.38 Range $24.23 - $33.39

Q2 2023

Shares 337,414 Value ($000) $8,729 Avg Close $26.59 Range $22.34 - $30.39

Period	Shares	Value ($000)	Average Close	Price Range
Q4 2025	336,701	$26,596	$71.78	$63.23 - $82.58
Q3 2025	313,259	$22,965	$63.57	$47.89 - $78.09
Q2 2024	677,939	$23,179	$26.22	$23.14 - $35.42
Q1 2024	627,272	$15,757	$27.49	$24.70 - $30.29
Q4 2023	621,778	$18,355	$30.26	$26.76 - $35.56
Q3 2023	533,693	$16,865	$27.38	$24.23 - $33.39
Q2 2023	337,414	$8,729	$26.59	$22.34 - $30.39